IPv4 R&E Routing Table Report 21:35 GMT Tue 15 Nov, 2022 IPv4 BGP Table (Global) as seen at USP. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/USP/ Analysis Summary ---------------- BGP routing table entries examined: 913651 Prefixes after maximum aggregation (per Origin AS): 345280 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 442355 Number of IPv4 prefixes with a valid ROA: 369587 Number of IPv4 prefixes with an invalid ROA: 2800 Number of IPv4 prefixes with no ROA: 541264 Total ASes present in the Internet Routing Table: 73799 Prefixes per ASN: 12.38 Origin-only ASes present in the Internet Routing Table: 63448 Origin ASes announcing only one prefix: 25995 Transit ASes present in the Internet Routing Table: 10351 Transit-only ASes present in the Internet Routing Table: 408 Paths with bogon ASNs present in the IPv4 Routing Table: 702 Average AS path length visible in the Internet Routing Table: 5.4 Max AS path length visible: 60 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1363 Number of instances of unregistered ASNs: 1368 Number of 32-bit ASNs allocated by the RIRs: 40617 Number of 32-bit ASNs visible in the Routing Table: 33661 Prefixes from 32-bit ASNs in the Routing Table: 163528 Number of bogon 32-bit ASNs visible in the Routing Table: 49 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 505 Number of addresses announced to Internet: 3063848192 Equivalent to 182 /8s, 158 /16s and 157 /24s Percentage of available address space announced: 82.8 Percentage of allocated address space announced: 82.8 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.6 Total number of prefixes smaller than registry allocations: 310031 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 237470 Total APNIC prefixes after maximum aggregation: 67731 APNIC Deaggregation factor: 3.51 Prefixes being announced from the APNIC address blocks: 232633 Unique aggregates announced from the APNIC address blocks: 96956 APNIC Region origin ASes present in the Internet Routing Table: 13056 APNIC Prefixes per ASN: 17.82 APNIC Region origin ASes announcing only one prefix: 3770 APNIC Region transit ASes present in the Internet Routing Table: 1762 Average APNIC Region AS path length visible: 5.2 Max APNIC Region AS path length visible: 27 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8315 Number of APNIC addresses announced to Internet: 773164800 Equivalent to 46 /8s, 21 /16s and 143 /24s APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-64098, 64297-64395, 131072-151865 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8, 106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8, 163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, 223/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 266969 Total ARIN prefixes after maximum aggregation: 121776 ARIN Deaggregation factor: 2.19 Prefixes being announced from the ARIN address blocks: 268394 Unique aggregates announced from the ARIN address blocks: 129167 ARIN Region origin ASes present in the Internet Routing Table: 19069 ARIN Prefixes per ASN: 14.07 ARIN Region origin ASes announcing only one prefix: 6982 ARIN Region transit ASes present in the Internet Routing Table: 1927 Average ARIN Region AS path length visible: 5.1 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4677 Number of ARIN addresses announced to Internet: 1290016000 Equivalent to 76 /8s, 228 /16s and 21 /24s ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153 3354-4607, 4865-5119, 5632-6655, 6912-7466 7723-8191, 10240-12287, 13312-15359, 16384-17407 18432-20479, 21504-23551, 25600-26591, 26624-27647, 29696-30719, 31744-33791 35840-36863, 39936-40959, 46080-47103 53248-55295, 62464-63487, 64198-64296, 393216-401308 ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8, 12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8, 20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 262035 Total RIPE prefixes after maximum aggregation: 121026 RIPE Deaggregation factor: 2.17 Prefixes being announced from the RIPE address blocks: 258902 Unique aggregates announced from the RIPE address blocks: 154889 RIPE Region origin ASes present in the Internet Routing Table: 28105 RIPE Prefixes per ASN: 9.21 RIPE Region origin ASes announcing only one prefix: 11959 RIPE Region transit ASes present in the Internet Routing Table: 3893 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 36 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10869 Number of RIPE addresses announced to Internet: 716234240 Equivalent to 42 /8s, 176 /16s and 222 /24s RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-45055, 47104-52223, 56320-58367 59392-61439, 61952-62463, 64396-64495 196608-213403 RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8, 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8, 141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 116939 Total LACNIC prefixes after maximum aggregation: 28204 LACNIC Deaggregation factor: 4.15 Prefixes being announced from the LACNIC address blocks: 116371 Unique aggregates announced from the LACNIC address blocks: 48898 LACNIC Region origin ASes present in the Internet Routing Table: 10995 LACNIC Prefixes per ASN: 10.58 LACNIC Region origin ASes announcing only one prefix: 2685 LACNIC Region transit ASes present in the Internet Routing Table: 2256 Average LACNIC Region AS path length visible: 6.1 Max LACNIC Region AS path length visible: 30 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8758 Number of LACNIC addresses announced to Internet: 176040192 Equivalent to 10 /8s, 126 /16s and 41 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-273820 + ERX transfers LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8, 191/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 28875 Total AfriNIC prefixes after maximum aggregation: 5655 AfriNIC Deaggregation factor: 5.11 Prefixes being announced from the AfriNIC address blocks: 36845 Unique aggregates announced from the AfriNIC address blocks: 12025 AfriNIC Region origin ASes present in the Internet Routing Table: 1715 AfriNIC Prefixes per ASN: 21.48 AfriNIC Region origin ASes announcing only one prefix: 599 AfriNIC Region transit ASes present in the Internet Routing Table: 330 Average AfriNIC Region AS path length visible: 6.1 Max AfriNIC Region AS path length visible: 60 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1042 Number of AfriNIC addresses announced to Internet: 108110080 Equivalent to 6 /8s, 113 /16s and 161 /24s AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 9808 9123 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5937 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3613 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3525 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3398 1877 66 VNPT-AS-VN VNPT Corp, VN 4538 2982 4192 73 ERX-CERNET-BKB China Education and Rese 9498 2530 499 237 BBIL-AP BHARTI Airtel Ltd., IN 4766 2295 11251 598 KIXS-AS-KR Korea Telecom, KR 24560 2285 848 418 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2180 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 7583 10611 2941 AMAZON-02, US 11492 4602 305 508 CABLEONE, US 7155 3898 265 32 VIASAT-SP-BACKBONE, US 22773 3745 3063 339 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3573 1865 2560 AKAMAI-AS, US 6327 3525 1320 63 SHAW, CA 749 3065 50657 2332 DNIC-AS-00749, US 7018 2597 24060 1554 ATT-INTERNET4, US 30036 2590 370 314 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2563 3482 358 GOOGLE-CLOUD-PLATFORM, US Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 6928 1730 144 UNI2-AS, ES 9121 6769 1692 17 TTNET, TR 20940 4117 3400 177 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3987 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2927 2290 912 ROSTELECOM-AS, RU 9009 2631 252 1354 M247, RO 6849 2372 339 20 UKRTELNET, UA 34984 2240 357 615 TELLCOM-AS, TR 47331 2060 310 1555 TTNET, TR Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10838 3347 600 Uninet S.A. de C.V., MX 10620 3474 510 838 Telmex Colombia S.A., CO 11830 2299 369 64 Instituto Costarricense de Electricidad 13999 2103 343 554 Mega Cable, S.A. de C.V., MX 28573 1332 2328 260 Claro NXT Telecomunicacoes Ltda, BR 6503 1294 338 522 Axtel, S.A.B. de C.V., MX 3816 1286 726 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1113 182 475 Techtel LMDS Comunicaciones Interactiva 6147 1088 369 22 Telefonica del Peru S.A.A., PE 26615 991 2466 43 TIM SA, BR Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 1572 393 21 LINKdotNET-AS, EG 24835 1522 521 31 RAYA-AS, EG 36992 1355 1520 270 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1007 67 48 ORANGE-COTE-IVOIRE, CI 36935 828 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 523 53 43 WANANCHI-, KE 37342 494 32 1 MOVITEL, MZ 23889 400 231 14 MauritiusTelecom, MU Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 10838 3347 600 Uninet S.A. de C.V., MX 9808 9123 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7583 10611 2941 AMAZON-02, US 12479 6928 1730 144 UNI2-AS, ES 9121 6769 1692 17 TTNET, TR 7545 5937 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4602 305 508 CABLEONE, US 20940 4117 3400 177 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3987 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9123 9076 CHINAMOBILE-CN China Mobile Communications Grou 12479 6928 6784 UNI2-AS, ES 9121 6769 6752 TTNET, TR 7545 5937 5245 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7583 4642 AMAZON-02, US 11492 4602 4094 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 8551 3987 3949 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 20940 4117 3940 AKAMAI-ASN1, NL 7155 3898 3866 VIASAT-SP-BACKBONE, US Complete listing at https://bgp.nsrc.org/REN/USP/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 398083 UNALLOCATED 5.133.124.0/24 399587 UT, US 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 16641 UNALLOCATED 8.10.194.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.10.210.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.12.76.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.12.250.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.14.115.0/24 3356 LEVEL3, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 25674 UNALLOCATED 8.19.146.0/24 3356 LEVEL3, US Complete listing at https://bgp.nsrc.org/REN/USP/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 6939 HURRICANE, US 198.19.224.0/24 56207 COMCLARK-PH ComClark Network & Technology Corp, Complete listing at https://bgp.nsrc.org/REN/USP/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.181.240.0/24 Origin: 399613 UNASSIGNED 23.181.240.0/24 Transit: 11992 CENTENNIAL-, PR 27.100.7.0/24 Origin: 56096 UNASSIGNED 27.100.7.0/24 Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet Complete listing at https://bgp.nsrc.org/REN/USP/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- !!Default route being announced!! /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:16 /9:13 /10:39 /11:100 /12:299 /13:587 /14:1195 /15:2077 /16:13528 /17:8348 /18:13955 /19:25052 /20:43969 /21:52231 /22:110002 /23:97802 /24:544437 /25:0 /26:0 /27:0 /28:0 /29:0 /30:0 /31:0 /32:0 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 5955 6928 UNI2-AS, ES 9121 5902 6769 TTNET, TR 8151 4788 10838 Uninet S.A. de C.V., MX 11492 3508 4602 CABLEONE, US 8551 3451 3987 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3333 3525 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2987 3898 VIASAT-SP-BACKBONE, US 22773 2769 3745 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2246 2590 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/USP/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1865 2:1033 3:166 4:5 5:4028 6:118 7:5 8:1556 9:1 11:173 12:1616 13:353 14:2366 15:288 16:71 17:362 18:384 20:239 21:4 22:188 23:6018 24:2475 25:4 27:2779 29:19 31:2472 32:90 34:8 35:94 36:1789 37:4538 38:3757 39:771 40:144 41:3950 42:1185 43:2254 44:301 45:16283 46:4140 47:377 49:1709 50:1926 51:244 52:1500 54:396 55:800 56:8 57:82 58:1819 59:1170 60:1008 61:2410 62:2574 63:1952 64:5636 65:2322 66:4839 67:3022 68:1381 69:4159 70:1293 71:687 72:3001 74:2665 75:1476 76:600 77:2242 78:3944 79:3148 80:2036 81:1811 82:1497 83:1211 84:1484 85:3731 86:731 87:1924 88:2819 89:3468 90:555 91:7564 92:2037 93:2557 94:3541 95:4827 96:1337 97:348 98:1171 99:739 100:69 101:1074 102:2456 103:30438 104:4529 105:479 106:824 107:2544 108:921 109:4282 110:2015 111:3270 112:2053 113:1520 114:1593 115:2080 116:1849 117:2485 118:2333 119:1870 120:1683 121:1101 122:2586 123:2152 124:1521 125:2173 128:1243 129:976 130:973 131:2029 132:840 133:401 134:1920 135:293 136:885 137:1057 138:2551 139:1526 140:1099 141:1484 142:1422 143:1409 144:1197 145:350 146:1892 147:1516 148:2263 149:1824 150:880 151:1146 152:1961 153:534 154:3816 155:1433 156:1633 157:1295 158:1041 159:2216 160:2593 161:1394 162:3511 163:1453 164:1687 165:1642 166:838 167:1728 168:3850 169:906 170:4534 171:847 172:3510 173:3105 174:1038 175:1156 176:3611 177:4775 178:3531 179:2145 180:2401 181:3339 182:3201 183:1939 184:2354 185:19916 186:4530 187:3942 188:4031 189:3426 190:9069 191:1434 192:10997 193:8768 194:7190 195:5107 196:2992 197:2482 198:5981 199:6076 200:7625 201:5837 202:10535 203:10272 204:4598 205:3487 206:3842 207:3399 208:4114 209:4797 210:4384 211:2392 212:4038 213:3532 214:1100 215:53 216:6540 217:2617 218:1309 219:483 220:2054 221:951 222:784 223:1990 End of report